// Tencent is pleased to support the open source community by making ncnn available.
//
// Copyright (C) 2017 THL A29 Limited, a Tencent company. All rights reserved.
//
// Licensed under the BSD 3-Clause License (the "License"); you may not use this file except
// in compliance with the License. You may obtain a copy of the License at
//
// https://opensource.org/licenses/BSD-3-Clause
//
// Unless required by applicable law or agreed to in writing, software distributed
// under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
// CONDITIONS OF ANY KIND, either express or implied. See the License for the
// specific language governing permissions and limitations under the License.

#ifndef NCNN_PARAMDICT_H
#define NCNN_PARAMDICT_H

#include "mat.h"

// at most 32 parameters
#define NCNN_MAX_PARAM_COUNT 32

namespace ncnn {

    class DataReader;

    class Net;

    class ParamDict {
    public:
        // empty
        ParamDict();

        // get int
        int get(int id, int def) const;

        // get float
        float get(int id, float def) const;

        // get array
        Mat get(int id, const Mat &def) const;

        // set int
        void set(int id, int i);

        // set float
        void set(int id, float f);

        // set array
        void set(int id, const Mat &v);

    protected:
        friend class Net;

        void clear();

        int load_param(const DataReader &dr);

        int load_param_bin(const DataReader &dr);

    protected:
        struct {
            // 0 = null
            // 1 = int/float
            // 2 = int
            // 3 = float
            // 4 = array of int/float
            // 5 = array of int
            // 6 = array of float
            int type;
            union {
                int i;
                float f;
            };
            Mat v;
        } params[NCNN_MAX_PARAM_COUNT];
    };

} // namespace ncnn

#endif // NCNN_PARAMDICT_H
